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Free Huawei Other Certification H13-723 Ultimate Study Guide (Updated 155 Questions)
NEW QUESTION 90
Which of the following business applications is not suitable for Hive?
- A. Data mining (user behavior analysis, interest division, regional display)
- B. Data summary (number of user clicks per day/week, click ranking)
- C. Real-time online data analysis
- D. Non-real-time analysis (log analysis, statistical analysis)
Answer: C
NEW QUESTION 91
In Kafka, Consumer can support both offline and online message consumption, but the consumption of data is sequential consumption.
- A. False
- B. True
Answer: B
NEW QUESTION 92
In FusionInsight HD, which of the following scenarios does Streaming apply to? (multiple choice)
- A. Offline log analysis
- B. Real-time access statistics of the website
- C. Streaming data monitoring
- D. Traffic flow analysis
Answer: B,C,D
NEW QUESTION 93
When indexing in Solr, which of the following code snippets can significantly improve indexing performance? (multiple choice)
- A. SolrlnputDocument doc = new SolrlnputDocument(); doc.addField ("id", i.toString()); doc.addField ("name", "Zhang San" + i); doc.addField ("features", "test" + ); doc.addField ("price", (float) i * 1.01); cloudSolrClient.add (doc); cloudSolrClient.commit();
- B. lbClient.setRequestWriter (new BinaryRequestWriter());
- C. if (updateRequest.getDocuments().size() >= 1000) { cloudSolrClient.request (updateRequest, collName); updateRequest.clear(); }
- D. if (updateRequest.getDocumentsMap().size() >= 10000) { cloudSolrClient.request (updateRequest, collName); updateRequest.clear(); }
Answer: B,D
NEW QUESTION 94
In FusionInsight HD, which of the following source types does Flume support? (multiple choice)
- A. HTTP
- B. HBase
- C. Avro
- D. Kafka
Answer: A,C,D
NEW QUESTION 95
In FusionInsight HD, which of the following parameters of the Hive client are used to control reduce concurrency? (multiple choice)
- A. hive.exec.max.dynamic.partitions
- B. hive.exec.max.dynamic.partitions.pernode
- C. hive.exec.reducers.bytes.per.reducer
- D. hive.exec-ducers.max
Answer: C,D
NEW QUESTION 96
For an application running on the MapReduce platform, where will the jar package that the application depends on be placed?
- A. DB
- B. HDFS
- C. HBASE
- D. HIVE
Answer: B
NEW QUESTION 97
For the HBase component of the FusionInsight HD platform, what attributes of the secondary index need to be defined when adding a secondary index? (multiple choice)
- A. Index name
- B. Index column
- C. The name of the column family to which the index column belongs
- D. Index column type
Answer: A,B,C,D
NEW QUESTION 98
In a FusionInsight HD cluster, Flume does not support writing collected data to which service in the cluster?
- A. HBase
- B. Redis
- C. HDFS
- D. Kafka
Answer: B
NEW QUESTION 99
When a task is submitted to the YARN cluster, which of the following options will generate a job id for the task?
- A. ResourceManager
- B. NodeManager
- C. AppMaster
- D. container
Answer: A
NEW QUESTION 100
In MapReduce application development, which of the following JAVA classes is responsible for managing and running a computing task?
- A. FileSystem
- B. Context
- C. Configuration
- D. lob
Answer: D
NEW QUESTION 101
Regarding the characteristics of the data collected by Flume, which of the following descriptions is correct?
- A. Support distributed and streaming collection
- B. Parallel collection with MapReduce tasks
- C. Only structured data can be collected
- D. Use external timing tasks to trigger data collection
Answer: A
NEW QUESTION 102
Suppose there is an application that needs to frequently access the user table in the Oracle database. In order to improve performance, Redis is introduced to cache user information.
For this scenario, which of the following is the best data structure choice for Redis?
- A. list
- B. hash
- C. set
- D. sorted set
Answer: B
NEW QUESTION 103
In the online log query solution, stream processing is used to complete the calculation. During the entire calculation process, intermediate calculation results need to be temporarily stored. Which of the following components is suitable for storing intermediate calculation results? (multiple choice)
- A. HBase
- B. Redis
- C. Kafka
- D. HDfS
Answer: B,C
NEW QUESTION 104
In FusionInsigt HD, which of the following components can be used for data collection? (multiple choice)
- A. Flume
- B. Loader
- C. HBase
- D. MapReduoe
Answer: A,B
NEW QUESTION 105
In Spark, which of the following is the operator that takes the intersection of the DataFrame?
- A. join (right: DataFrame, join Exprs: Column): DataFrame
- B. dropDuplicates():DataFrame
- C. filter (condifionExpr: String): DataFrame
- D. intersect (other: Data Fra me): Data Fra me
Answer: D
NEW QUESTION 106
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